minix/tests/test40.c

   1 /* Test40.c
   2  *
   3  * Test select(...) system call
   4  *
   5  */
   6
   7 #include <sys/types.h>
   8 #include <sys/wait.h>
   9 #include <sys/syslimits.h>
  10 #include <stdio.h>
  11 #include <stdlib.h>
  12 #include <unistd.h>
  13 #include <stdarg.h>
  14
  15 int max_error = 5;
  16 #include "common.h"
  17
  18
  19 int main(int argc, char **argv) {
  20   char *tests[] = {"t40a", "t40b", "t40c", "t40d", "t40e", "t40f", "t40g"};
  21   char copy_command[8+PATH_MAX+1];
  22   int no_tests, i, forkres, status = 0;
  23
  24   no_tests = sizeof(tests) / sizeof(char *);
  25
  26   start(40);
  27
  28   for(i = 0; i < no_tests; i++) {
  29     char subtest[2];
  30     snprintf(subtest, 2, "%d", i+1);
  31
  32     /* Copy subtest */
  33     snprintf(copy_command, 8 + PATH_MAX, "cp ../%s .", tests[i]);
  34     system(copy_command);
  35
  36     forkres = fork();
  37     if(forkres == 0) { /* Child */
  38       execl(tests[i], tests[i], subtest, (char *) 0);
  39       printf("Failed to execute subtest %s\n", tests[i]);
  40       exit(-2);
  41     } else if(forkres > 0) { /* Parent */
  42       if(waitpid(forkres, &status, 0) > 0 && WEXITSTATUS(status) < 20) {
  43         errct += WEXITSTATUS(status); /* Count errors */
  44       }
  45       status = 0; /* Reset */
  46     } else {
  47       printf("Failed to fork\n");
  48       exit(-2);
  49     }
  50   }
  51
  52   quit();
  53
  54   return (-1); /* Impossible */
  55 }
  56